On April​ 1, 2018, Ellucian Corporation invested in the bonds issued by the City of Westminster on January​ 1, 2018. These 10minus​year, $ 400 comma 000 bonds pay interest of 2​% with semiannual payments every June 30 and December 31. Ellucian paid par value plus accrued interest. What is the total amount paid by Ellucian for the City of Westminster​ bonds?